For household use, breadmaking, or sweet doughs… the world of nutritional yeast is perhaps a bit difficult to navigate. Here is what you need to know.

Bread does not rise by itself in the oven. Neither do sweet doughs.
They need the help of yeast, but not all yeasts are created equal; there are times, formats, and places for each one of them.
The more you know and understand, the easier it is to understand how they will behave in different recipes.